### Quick WiFi Configuration

Source: https://github.com/nerves-networking/vintage_net_wifi/blob/main/README.md

Use `VintageNetWiFi.quick_configure/2` for a simple setup with SSID and passphrase. This is the easiest way to get connected.

```elixir
iex> VintageNetWiFi.quick_configure("my_access_point", "secret_passphrase")
:ok
```

--------------------------------

### Advanced WiFi Network Configuration

Source: https://github.com/nerves-networking/vintage_net_wifi/blob/main/README.md

Configure detailed WiFi network settings, including security, SSIDs, and IP addressing. This example shows a typical client configuration for WPA2 Personal.

```elixir
config :vintage_net,
  config: [
    {"wlan0",
      %{ 
        type: VintageNetWiFi,
        vintage_net_wifi: %{
          networks: [
            %{ 
              key_mgmt: :wpa_psk,
              ssid: "my_network_ssid",
              psk: "a_passphrase_or_psk",
            }
          ]
        },
        ipv4: %{method: :dhcp},
      }
    }
  ]
```

--------------------------------

### Get WiFi Signal Quality Info

Source: https://github.com/nerves-networking/vintage_net_wifi/blob/main/README.md

Use the `VintageNet.ioctl` command with `:signal_poll` to retrieve signal strength and quality details when connected in STA mode. Ensure the device is connected to a WiFi network first.

```elixir
VintageNet.ioctl("wlan0", :signal_poll)
```

```elixir
{:ok, %VintageNetWiFi.SignalInfo{
  center_frequency1: 2462,
  center_frequency2: 0,
  frequency: 2472,
  linkspeed: 300,
  signal_dbm: -32,
  signal_percent: 94,
  width: "40 MHz"
}}
```

--------------------------------

### Enable WEXT Support

Source: https://github.com/nerves-networking/vintage_net_wifi/wiki/WiFi-Modules

Enable WEXT support for modules requiring it. This involves both kernel and wpa_supplicant configuration.

```bash
CONFIG_CFG80211_WEXT=y
BR2_PACKAGE_WPA_SUPPLICANT_WEXT=y
```

--------------------------------

### Configure wpa_supplicant.conf Manually

Source: https://github.com/nerves-networking/vintage_net_wifi/blob/main/README.md

Specify the contents of wpa_supplicant.conf directly. This is useful for troubleshooting or advanced configurations.

```elixir
iex> VintageNet.configure("wlan0", %{
      type: VintageNetWiFi,
      vintage_net_wifi: %{
        wpa_supplicant_conf: """
        network={
          ssid=\"home\"
          key_mgmt=WPA-PSK
          psk=\"very secret passphrase\"
        }
        """
      },
      ipv4: %{method: :dhcp}
    })
```

--------------------------------

### Configure Enterprise Wi-Fi (WPA-EAP)

Source: https://github.com/nerves-networking/vintage_net_wifi/blob/main/README.md

Connect to an enterprise Wi-Fi network using WPA-EAP. Configuration details are passed through to wpa_supplicant.

```elixir
iex> VintageNet.configure("wlan0", %{
      type: VintageNetWiFi,
      vintage_net_wifi: %{
        networks: [
          %{ 
            ssid: "testing",
            key_mgmt: :wpa_eap,
            pairwise: "CCMP TKIP",
            group: "CCMP TKIP",
            eap: "PEAP",
            identity: "user1",
            password: "supersecret",
            phase1: "peapver=auto",
            phase2: "MSCHAPV2"
          }
        ]
      },
      ipv4: %{method: :dhcp}
})
```

--------------------------------

### Add VintageNetWiFi Dependency

Source: https://github.com/nerves-networking/vintage_net_wifi/blob/main/README.md

Add the VintageNetWiFi library to your project's dependencies in `mix.exs`. Ensure you are using a compatible version.

```elixir
def deps do
  [
    {:vintage_net_wifi, "~> 0.12.0", targets: @all_targets}
  ]
end
```

--------------------------------

### Display VintageNet Network Information

Source: https://github.com/nerves-networking/vintage_net_wifi/blob/main/README.md

Run `VintageNet.info` in IEx to display current network configuration and status. This is a primary debugging step to verify connection parameters.

```elixir
iex> VintageNet.info
```

--------------------------------

### Quick Configuration for WPA PSK Network

Source: https://github.com/nerves-networking/vintage_net_wifi/blob/main/CHANGELOG.md

Use this helper function to quickly connect to a WPA PSK network on the default interface 'wlan0'.

```elixir
VintageNetWiFi.quick_configure("ssid", "password")
```

--------------------------------

### Configure WPA PSK Network

Source: https://github.com/nerves-networking/vintage_net_wifi/blob/main/README.md

Connect to a Wi-Fi network using WPA-PSK security. Ensure the SSID and passphrase are correct.

```elixir
iex> VintageNet.configure("wlan0", %{
      type: VintageNetWiFi,
      vintage_net_wifi: %{
        networks: [
          %{ 
            key_mgmt: :wpa_psk,
            psk: "a_passphrase_or_psk",
            ssid: "my_network_ssid"
          }
        ]
      },
      ipv4: %{method: :dhcp}
    })
```

--------------------------------

### Add Linux Firmware Package

Source: https://github.com/nerves-networking/vintage_net_wifi/wiki/WiFi-Modules

Add the Linux firmware package to your nerves_defconfig. Replace '*' with the specific firmware identifier.

```bash
BR2_PACKAGE_LINUX_FIRMWARE=y
BR2_PACKAGE_LINUX_FIRMWARE_*=y
```

--------------------------------

### Configure Access Point Mode

Source: https://github.com/nerves-networking/vintage_net_wifi/blob/main/README.md

Configure a network adapter to run as an Access Point with static IP configuration and DHCP server enabled.

```elixir
iex> VintageNet.configure("wlan0", %{
      type: VintageNetWiFi,
      vintage_net_wifi: %{
        networks: [
          %{ 
            mode: :ap,
            ssid: "test ssid",
            key_mgmt: :none
          }
        ]
      },
      ipv4: %{
        method: :static,
        address: "192.168.24.1",
        netmask: "255.255.255.0"
      },
      dhcpd: %{
        start: "192.168.24.2",
        end: "192.168.24.10",
        options: %{
          dns: ["1.1.1.1", "1.0.0.1"],
          subnet: "255.255.255.0",
          router: ["192.168.24.1"]
        }
      }
})
```

--------------------------------

### Add RPi Distro Firmware Nonfree Package

Source: https://github.com/nerves-networking/vintage_net_wifi/wiki/WiFi-Modules

Add the RPi Distro firmware nonfree package to your nerves_defconfig for Cypress modules.

```bash
BR2_PACKAGE_RPI_DISTRO_FIRMWARE_NONFREE=y
```

--------------------------------

### Enable CFG80211 and MAC80211

Source: https://github.com/nerves-networking/vintage_net_wifi/wiki/WiFi-Modules

Ensure CFG80211 and MAC80211 are enabled as modules in your Linux configuration.

```bash
CONFIG_CFG80211=m
CONFIG_MAC80211=m
```

--------------------------------

### Configure 802.11s Mesh Network

Source: https://github.com/nerves-networking/vintage_net_wifi/blob/main/README.md

Use this configuration to set up an 802.11s mesh network. Ensure the WiFi module supports 802.11s meshing.

```elixir
VintageNet.configure("mesh0", %{
  type: VintageNetWiFi,
  vintage_net_wifi: %{
    user_mpm: 1,
    networks: [
      %{ 
        ssid: "my-mesh",
        key_mgmt: :none,
        mode: :mesh
      }
    ]
  }
})
```

--------------------------------

### Configure WPA2 with SHA256

Source: https://github.com/nerves-networking/vintage_net_wifi/blob/main/README.md

Connect to a Wi-Fi network using WPA2 with SHA256. Requires `ieee8011w` set to 2.

```elixir
iex> VintageNet.configure("wlan0", %{
      type: VintageNetWiFi,
      ipv4: %{method: :dhcp},
      vintage_net_wifi: %{
        networks: [
          %{ 
            key_mgmt: :wpa_psk_sha256,
            ssid: "my_network_ssid",
            psk: "a_password",
            ieee8011w: 2
          }
        ]
      }
    })
```

--------------------------------

### Configure WiFi Drivers

Source: https://github.com/nerves-networking/vintage_net_wifi/wiki/WiFi-Modules

Configure specific WiFi drivers in your Linux kernel options. These are typically built as modules.

```bash
CONFIG_R8188EU=m
```

```bash
CONFIG_BRCMFMAC=m
```

```bash
CONFIG_WL18xx=m,
CONFIG_WLCORE_SDIO=m
```

```bash
CONFIG_RTL8192CU=m
```

```bash
WILC1000_SDIO=m
```

--------------------------------

### Specify Arbitrary wpa_supplicant.conf Text

Source: https://github.com/nerves-networking/vintage_net_wifi/blob/main/CHANGELOG.md

Allows users to specify arbitrary wpa_supplicant.conf text for advanced configuration needs, bypassing VintageNetWiFi's default validation.

```elixir
:wpa_supplicant_conf
```

--------------------------------

### Configure Mesh Gate Parameters

Source: https://github.com/nerves-networking/vintage_net_wifi/blob/main/README.md

Configure mesh nodes to act as mesh gates by setting specific parameters. This allows nodes connected to external networks to participate in the mesh.

```elixir
VintageNet.configure("mesh0", %{
  type: VintageNetWiFi,
  vintage_net_wifi: %{
    user_mpm: 1,
    networks: [
      %{ 
        ssid: mesh_id,
        key_mgmt: :none,
        mode: :mesh,
        mesh_hwmp_rootmode: 4,
        mesh_gate_announcements: 1
      }
    ]
  }
})
```

--------------------------------

### Configure WPA3-only Network

Source: https://github.com/nerves-networking/vintage_net_wifi/blob/main/README.md

Connect to a Wi-Fi network using WPA3-only security. Requires `ieee80211w` set to 2.

```elixir
iex> VintageNet.configure("wlan0", %{
      type: VintageNetWiFi,
      ipv4: %{method: :dhcp},
      vintage_net_wifi: %{
        networks: [
          %{ 
            key_mgmt: :sae,
            ssid: "my_network_ssid",
            sae_password: "a_password",
            ieee8011w: 2
          }
        ]
      }
    })
```

--------------------------------

### Configure WEP Network

Source: https://github.com/nerves-networking/vintage_net_wifi/blob/main/README.md

Connect to a Wi-Fi network using WEP security. Note that WEP is considered insecure and should be avoided if possible.

```elixir
iex> VintageNet.configure("wlan0", %{
      type: VintageNetWiFi,
      vintage_net_wifi: %{
        networks: [
          %{ 
            ssid: "my_network_ssid",
            wep_key0: "42FEEDDEAFBABEDEAFBEEFAA55",
            key_mgmt: :none,
            wep_tx_keyidx: 0
          }
        ]
      },
      ipv4: %{method: :dhcp}
    })
```

--------------------------------

### Perform Quick WiFi Scan

Source: https://github.com/nerves-networking/vintage_net_wifi/blob/main/CHANGELOG.md

This helper function scans for and returns available access points in a single call.

```elixir
VintageNetWiFi.quick_scan()
```

--------------------------------

### Access Point Information Structure

Source: https://github.com/nerves-networking/vintage_net_wifi/blob/main/README.md

Represents information about a detected WiFi access point. Includes details like band, BSSID, channel, signal strength, and SSID.

```elixir
%VintageNetWiFi.AccessPoint{
  band: :wifi_5_ghz,
  bssid: "8a:8a:20:88:7a:50",
  channel: 149,
  flags: [:wpa2_psk_ccmp, :ess],
  frequency: 5745,
  signal_dbm: -76,
  signal_percent: 57,
  ssid: "MyNetwork"
}
```

--------------------------------

### Configure Regulatory Domain

Source: https://github.com/nerves-networking/vintage_net_wifi/blob/main/README.md

Override the default regulatory domain to a specific country (e.g., 'US') to ensure correct Wi-Fi frequencies are available.

```elixir
iex> VintageNet.configure("wlan0", %{
      type: VintageNetWiFi,
      vintage_net_wifi: %{
        regulatory_domain: "US",
        networks: [
          %{ 
            ssid: "testing",
            key_mgmt: :wpa_psk,
            psk: "super secret"
          }
        ]
      },
      ipv4: %{method: :dhcp}
})
```

--------------------------------

### Configure Access Point Frequency

Source: https://github.com/nerves-networking/vintage_net_wifi/blob/main/README.md

Configure an Access Point with a specific frequency (e.g., 5 GHz). Ensure the device supports the chosen frequency.

```elixir
iex> VintageNet.configure("wlan0", %{
      type: VintageNetWiFi,
      vintage_net_wifi: %{
        networks: [
          %{ 
            mode: :ap,
            ssid: "test ssid",
            frequency: 5180, # Creates a 5 GHz wifi network if supported by device
            key_mgmt: :none
          }
        ]
      },
      ipv4: %{
        method: :static,
        address: "192.168.24.1",
        netmask: "255.255.255.0"
      },
      dhcpd: %{
        start: "192.168.24.2",
        end: "192.168.24.10",
        options: %{
          dns: ["1.1.1.1", "1.0.0.1"],
          subnet: "255.255.255.0",
          router: ["192.168.24.1"]
        }
      }
})
```

--------------------------------

### Mesh Peer Information Structure

Source: https://github.com/nerves-networking/vintage_net_wifi/blob/main/README.md

Represents information about a known mesh peer. Includes details about its connection, capabilities, and network parameters.

```elixir
%VintageNetWiFi.MeshPeer{
  active_path_selection_metric_id: 1,
  active_path_selection_protocol_id: 1,
  age: 2339,
  authentication_protocol_id: 0,
  band: :wifi_2_4_ghz,
  beacon_int: 1000,
  bss_basic_rate_set: "10 20 55 110 60 120 240",
  bssid: "f8:a2:d6:b5:d4:07",
  capabilities: 0,
  channel: 5,
  congestion_control_mode_id: 0,
  est_throughput: 65000,
  flags: [:mesh],
  frequency: 2432,
  id: 7,
  mesh_capability: 9,
  mesh_formation_info: 2,
  mesh_id: "my-mesh",
  noise_dbm: -89,
  quality: 0,
  signal_dbm: -27,
  signal_percent: 97,
  snr: 62,
  ssid: "my-mesh",
  synchronization_method_id: 1
}
```

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